James Seishas, LMFT
NPI 1659712511 · Marriage & Family Therapist · Oakland, CA
James Seishas, LMFT is a Marriage & Family Therapist provider in Oakland, CA (NPI 1659712511).
Provider details
- NPI number
- 1659712511
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- No
- License
- 117135 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-07-08
- Last updated
- 2023-03-28
- Certified
- 2023-03-28
Frequently asked questions
- What is James Seishas's NPI number?
- James Seishas's National Provider Identifier (NPI) is 1659712511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Seishas's specialty?
- James Seishas is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is James Seishas located?
- James Seishas's practice location on file with NPPES is 5297 College Ave Ste 106, Oakland, CA 94618-1797.
- What is James Seishas's phone number?
- The practice phone number listed in the NPPES registry for James Seishas is (510) 871-3152.
- Is James Seishas's NPI active?
- Yes — James Seishas's NPI (1659712511) is active in the NPPES registry as of the last update on 2023-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.